VPN.AC is a security-focused VPN service operated by professionals with a strong background in Information Security, Linux and Networking. VPN.AC Client for Android encrypts all mobile traffic using state-of-the-art Elliptic Curve Cryptography and AES GCM ciphers. Ultra-fast gigabit servers located in over 20 countries on 4 continents ensure very good latency for mobile connections. Both UDP and TCP connections are possible using multiple ports to by-pass firewalls. Auto-reconnect on system boot and network change. Geo-location included in the app to display your IP address and location. Easy choose VPN server location from drop-down menu. Server list is always up-to-date. Ability to use or exclude the VPN for selected apps. Encryption Details: - Elliptic Curve Cryptography (ECC) using 256-bit Koblitz curve secp256k1 for keys; SHA512 HMAC and AES-128-GCM for data-channel. - RSA-4096; SHA512 or SHA256 and AES-256-GCM or AES-128-GCM for data channels. - PFS is enabled with 1-hour rekey interval. Note: To use our VPN service, you require an active VPN subscription. Find out more about our VPN service at https://vpn.ac Premium VPN service for as low as $4 / month. Multiple servers in over 20 countries: USA, Canada, Mexico, UK, Australia, Germany, Finland, France, Luxembourg, Switzerland, Sweden, Spain, Portugal, Poland, Lithuania, Netherlands, Norway, Romania, Hong Kong, Japan, Singapore. QUERY_ALL_PACKAGES: Permission required to select apps to exclude/include in VPN routing